8421390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 22087728

約数和(自身を除く): 13666338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 683, 685, 822, 1233, 1366, 1370, 2049, 2055, 2466, 3415, 4098, 4110, 6147, 6165, 6830, 10245, 12294, 12330, 20490, 30735, 61470, 93571, 187142, 280713, 467855, 561426, 842139, 935710, 1403565, 1684278, 2807130, 4210695, 8421390]

約数ペア:

[(1, 8421390), (2, 4210695), (3, 2807130), (5, 1684278), (6, 1403565), (9, 935710), (10, 842139), (15, 561426), (18, 467855), (30, 280713), (45, 187142), (90, 93571), (137, 61470), (274, 30735), (411, 20490), (683, 12330), (685, 12294), (822, 10245), (1233, 6830), (1366, 6165), (1370, 6147), (2049, 4110), (2055, 4098), (2466, 3415)]